spi: mpc8xxx: Rename variable
The variable "char_size" holds the number of bits to be transferred in the current loop iteration. A better name would be "xfer_bitlen", which we rename this variable to. Signed-off-by: Mario Six <mario.six@gdsys.cc> Acked-by: Jagan Teki <jagan@amarulasolutions.com>
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@ -114,10 +114,10 @@ int spi_xfer(struct spi_slave *slave, uint bitlen, const void *dout, void *din,
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while (num_blks--) {
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int tm;
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u32 tmpdout = 0;
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uchar char_size = (bitlen >= 32 ? 32 : bitlen);
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uchar xfer_bitlen = (bitlen >= 32 ? 32 : bitlen);
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/* Shift data so it's msb-justified */
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tmpdout = *(u32 *)dout >> (32 - char_size);
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tmpdout = *(u32 *)dout >> (32 - xfer_bitlen);
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/* The LEN field of the SPMODE register is set as follows:
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*
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@ -165,8 +165,8 @@ int spi_xfer(struct spi_slave *slave, uint bitlen, const void *dout, void *din,
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tmpdin = in_be32(&spi->rx);
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setbits_be32(&spi->event, SPI_EV_NE);
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*(u32 *)din = (tmpdin << (32 - char_size));
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if (char_size == 32) {
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*(u32 *)din = (tmpdin << (32 - xfer_bitlen));
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if (xfer_bitlen == 32) {
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/* Advance output buffer by 32 bits */
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din += 4;
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}
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